ath10k: add debugfs entry to enable extended tx stats

This patch adds debugfs entry to enable/disable extended
tx statistics. Extended tx statistics are from peer stats
feature.

Signed-off-by: Anilkumar Kolli <akolli@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index f6f5b51848dfc90d37fb803bedfadf0d4e805b7e..999a6d2ef57880e47687613f5f97f906bc5e8677 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -607,6 +607,7 @@ struct ath10k_debug {
        u32 reg_addr;
        u32 nf_cal_period;
        void *cal_data;
+       u32 enable_extd_tx_stats;
 };
 
 enum ath10k_state {

diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 0baaad90b8d18708ae2058076e04c1f5627128e2..ada29a4cc9c839fd73ed2f6ba805158f8a588496 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -2042,6 +2042,61 @@ static const struct file_operations fops_btcoex = {
        .open = simple_open
 };
 
+static ssize_t ath10k_write_enable_extd_tx_stats(struct file *file,
+                                                const char __user *ubuf,
+                                                size_t count, loff_t *ppos)
+{
+       struct ath10k *ar = file->private_data;
+       u32 filter;
+       int ret;
+
+       if (kstrtouint_from_user(ubuf, count, 0, &filter))
+               return -EINVAL;
+
+       mutex_lock(&ar->conf_mutex);
+
+       if (ar->state != ATH10K_STATE_ON) {
+               ar->debug.enable_extd_tx_stats = filter;
+               ret = count;
+               goto out;
+       }
+
+       if (filter == ar->debug.enable_extd_tx_stats) {
+               ret = count;
+               goto out;
+       }
+
+       ar->debug.enable_extd_tx_stats = filter;
+       ret = count;
+
+out:
+       mutex_unlock(&ar->conf_mutex);
+       return ret;
+}
+
+static ssize_t ath10k_read_enable_extd_tx_stats(struct file *file,
+                                               char __user *ubuf,
+                                               size_t count, loff_t *ppos)
+
+{
+       char buf[32];
+       struct ath10k *ar = file->private_data;
+       int len = 0;
+
+       mutex_lock(&ar->conf_mutex);
+       len = scnprintf(buf, sizeof(buf) - len, "%08x\n",
+                       ar->debug.enable_extd_tx_stats);
+       mutex_unlock(&ar->conf_mutex);
+
+       return simple_read_from_buffer(ubuf, count, ppos, buf, len);
+}
+
+static const struct file_operations fops_enable_extd_tx_stats = {
+       .read = ath10k_read_enable_extd_tx_stats,
+       .write = ath10k_write_enable_extd_tx_stats,
+       .open = simple_open
+};
+
 static ssize_t ath10k_write_peer_stats(struct file *file,
                                       const char __user *ubuf,
                                       size_t count, loff_t *ppos)
@@ -2454,10 +2509,15 @@ int ath10k_debug_register(struct ath10k *ar)
                debugfs_create_file("btcoex", 0644, ar->debug.debugfs_phy, ar,
                                    &fops_btcoex);
 
-       if (test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map))
+       if (test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) {
                debugfs_create_file("peer_stats", 0644, ar->debug.debugfs_phy, ar,
                                    &fops_peer_stats);
 
+               debugfs_create_file("enable_extd_tx_stats", 0644,
+                                   ar->debug.debugfs_phy, ar,
+                                   &fops_enable_extd_tx_stats);
+       }
+
        debugfs_create_file("fw_checksums", 0400, ar->debug.debugfs_phy, ar,
                            &fops_fw_checksums);
 

diff --git a/drivers/net/wireless/ath/ath10k/debug.h b/drivers/net/wireless/ath/ath10k/debug.h
index 0afca5c106b69e24cc4beb4acc1b4d01e546bac3..3a6191cff2f99e799099140d4794520253744b0a 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/debug.h
+++ b/drivers/net/wireless/ath/ath10k/debug.h
@@ -128,6 +128,10 @@ static inline u32 ath10k_debug_get_fw_dbglog_level(struct ath10k *ar)
        return ar->debug.fw_dbglog_level;
 }
 
+static inline int ath10k_debug_is_extd_tx_stats_enabled(struct ath10k *ar)
+{
+       return ar->debug.enable_extd_tx_stats;
+}
 #else
 
 static inline int ath10k_debug_start(struct ath10k *ar)
@@ -190,6 +194,11 @@ static inline u32 ath10k_debug_get_fw_dbglog_level(struct ath10k *ar)
        return 0;
 }
 
+static inline int ath10k_debug_is_extd_tx_stats_enabled(struct ath10k *ar)
+{
+       return 0;
+}
+
 #define ATH10K_DFS_STAT_INC(ar, c) do { } while (0)
 
 #define ath10k_debug_get_et_strings NULL